1. Product Overview 32218 JR is single row metric separable tapered roller bearing with dimension 90×160×42.5mm. JR logarithmic crowned rollers reduce edge stress and frictional heat. Separable cone and cup design facilitates disassembly, inspection and replacement without full shaft removal. It carries heavy combined radial and one-way axial thrust loads, commonly fitted to heavy truck axles, large tractor transmission and mining machinery reducers. 2. Technical Specificatio